223328
钨酸
99%
别名:
dihydroxy(dioxo)tungsten
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关于此项目
线性分子式:
H2WO4
化学文摘社编号:
分子量:
249.85
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
231-975-2
MDL number:
Assay:
99%
Form:
powder
InChI key
CMPGARWFYBADJI-UHFFFAOYSA-L
InChI
1S/2H2O.2O.W/h2*1H2;;;/q;;;;+2/p-2
SMILES string
O[W](O)(=O)=O
assay
99%
form
powder
density
5.5 g/mL at 25 °C (lit.)
Quality Level
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General description
钨酸可以通过石灰钨酸盐的消化或通过盐酸处理钨来制备。 1
Application
作为原材料可用于合成新型二聚杂多氧代钨酸盐，其具有进一步研究二氧化硅表面接枝多过氧化物种的潜力。
Packaging
5 g 玻璃瓶封装；100 g, 500 g 聚乙烯瓶封装
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Piquemal, J-Y. et al.
Chemical Communications (Cambridge, England), 473-473 (1997)
Renagul Abdurahman et al.
Analytica chimica acta, 658(1), 63-67 (2010-01-20)
In this study, a sensitive optical waveguide (OWG) sensor for the detection and identification of volatile organic compounds (VOCs) was reported. The sensing membrane is constructed by immobilization of peroxopolytungsten acid (PTA) thin film over a single-mode potassium ion (K(+))
Chao-yang Tu et al.
Guang pu xue yu guang pu fen xi = Guang pu, 25(6), 804-807 (2005-10-06)
Cr3+:Al2(WO4)3 Crystal was grown from the Na2WO4 solvent system by using the TSSG method. The absorption spectrum shows that there are two strong absorption wideband peaks and one we ak absorption peak belonging to Cr3+ ion in the crystal. The
P C Schwindt et al.
Brain research, 291(1), 140-144 (1984-01-16)
Injection of tungstic acid gel (but not pH adjusted saline) into the cat lumbar ventral horn results in spontaneous, epileptiform activity consisting of waves of repetitive, high frequency, action potentials in motoneurons surrounding the injection site. In most motoneurons the
Analysis of ethchlorvynol (Placidyl): evaluation of a comparison performed in a clinical laboratory.
R R Bridges et al.
Journal of analytical toxicology, 8(6), 263-268 (1984-11-01)
Common techniques for analyzing ethchlorvynol (Placidyl) by colorimetry and gas liquid chromatography are evaluated. Matrix effects are thoroughly examined to determine their contribution to the validity of results.
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